Don talks to the Southern Poverty Law Center's Mark Potok about what may have led to Sunday's shootings at a Jewish Community Center and nursing home in Kansas, killing three.
CNN's aviation analyst Michael Kay gives three reasons why a plane would want to descend.
Aviation experts weigh in on why the missing Malaysian plane went off the radar and flew at a low altitude.
Brooke talks with Meteorologist Chad Myers and Georgia Aquarium's Alistair Dove about dealing with extreme ocean depths and the problems that can create for retrieving the plane.
Brooke talks with student Mia Meixner who witnessed fellow classmates being stabbed at Franklin Regional High School in Murrysville, Pennsylvania.
Brooke talks with CNN Aviation Analyst Mary Schiavo about the continuing extensive search for the elusive "pings".
CNN's Dana Bash reports on the White House's push to end the pay gap by proclaiming April 8 as National Equal Pay Day.
CNN Aviation Correspondent Richard Quest and Retired Royal Air Force Lt. Col. Michael Kay discuss the criminal investigation aspect of the search for Flight 370.
Author of "Why Planes Crash" David Soucie discusses how a movie director's private jet can help in the search for Flight 370.
Investigators are trying to confirm the 'voice' heard on Flight 370's cockpit audio recordings.